feat(labels): implement label update functionality and enhance UI

- Added `updateLabel` method in `LabelsController` to handle label updates with validation for name and color.
- Updated API routes to include the new label update endpoint.
- Introduced `LabelsDrawer` component for editing labels, including a color picker and form validation.
- Enhanced localization files to support new UI strings for label management.
- Implemented a new `LabelsSettings` page to manage labels with search and edit capabilities.
- Improved color handling with a comprehensive color palette for better user experience.

worklenz-frontend/src/api/taskAttributes/labels/labels.api.service.ts

@@ -27,12 +27,17 @@ export const labelsApiService = {
 
   updateColor: async (labelId: string, color: string): Promise<IServerResponse<ITaskLabel>> => {
     const response = await apiClient.put<IServerResponse<ITaskLabel>>(
-      `${rootUrl}/tasks/${labelId}/color`,
+      `${rootUrl}/tasks/${labelId}`,
       { color }
     );
     return response.data;
   },
 
+  updateLabel: async (labelId: string, data: { name?: string; color?: string }): Promise<IServerResponse<ITaskLabel>> => {
+    const response = await apiClient.put<IServerResponse<ITaskLabel>>(`${rootUrl}/team/${labelId}`, data);
+    return response.data;
+  },
+
   deleteById: async (labelId: string): Promise<IServerResponse<void>> => {
     const response = await apiClient.delete<IServerResponse<void>>(`${rootUrl}/team/${labelId}`);
     return response.data;